Tirzepatide × NextGen Peptides - Lab Test, February 2026
Test results
About this test
This independent HPLC lab test confirms GLP-1 TZ (Tirzepatide) 20mg from NextGen Peptides at 99.82% purity. The analysis was conducted by Freedom Diagnostics Testing on February 19, 2026, with a batch ID of TZM-43.
GLP-1 TZ is a dual GIP/GLP-1 receptor agonist researched for metabolic regulation, weight management, and glycemic control. A purity level of 99.82% indicates minimal contamination and high-grade synthesis. The product was delivered as a white lyophilized powder.
Endotoxin testing confirmed levels at ≤0.68 EU/mL (Pass), meeting safety standards for research applications. The full certificate of analysis is available for download on this page.
Certificate of analysis
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